// Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef ASH_WM_DEFAULT_WINDOW_RESIZER_H_ #define ASH_WM_DEFAULT_WINDOW_RESIZER_H_ #include #include "ash/ash_export.h" #include "ash/wm/window_resizer.h" namespace ash { // WindowResizer is used by ToplevelWindowEventFilter to handle dragging, moving // or resizing a window. All coordinates passed to this are in the parent // windows coordiantes. class ASH_EXPORT DefaultWindowResizer : public WindowResizer { public: ~DefaultWindowResizer() override; // Creates a new DefaultWindowResizer. static std::unique_ptr Create( WindowState* window_state); // WindowResizer: void Drag(const gfx::PointF& location, int event_flags) override; void CompleteDrag() override; void RevertDrag() override; void FlingOrSwipe(ui::GestureEvent* event) override; private: explicit DefaultWindowResizer(WindowState* window_state); DefaultWindowResizer(const DefaultWindowResizer&) = delete; DefaultWindowResizer& operator=(const DefaultWindowResizer&) = delete; // Set to true once Drag() is invoked and the bounds of the window change. bool did_move_or_resize_ = false; }; } // namespace ash #endif // ASH_WM_DEFAULT_WINDOW_RESIZER_H_